Exposure
ID
PIONI.2025-10-17T00:39:33.907_1
Header ID
PIONI.2025-10-17T00:39:33.907
Date updated
2025-10-17 00:45:48 UTC+0000
Release date
2025-10-17 00:39:33 UTC+0000
UTC Start
2025-10-17 00:39:33.908
UTC End
2025-10-17 00:40:25.108
MJD Start
60965.0274757841
MJD End
60965.0280683767
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.004285
Ambient temperature (°C)
12.94
Seeing (arcsec)
1.065
Observation
ID
70971
Category
calibrator
Program ID
115.2ANQ.001
Program Title
MAPPING THE EXPLOSION OF NOVA V7994 SGR
Program Type
ToO
PI / COI
MEILLAND / MILLOUR / OTULAKOWSKA-HYPKA / NARDETTO / SPANG
Target
ID
52575
Name
HD 164541
RA
270.743204
DEC
-30.96732
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.3940 48.3950 181.0000 181.2000
A0-D0 21.4990 21.4080 98.5000 98.7000
A0-G1 77.8030 77.7240 153.8340 154.0860
B5-D0 50.3090 50.2770 26.1000 26.1000
B5-G1 41.1750 41.0380 121.3870 121.6370
D0-G1 67.9020 67.8850 168.9220 169.1270
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2ANQ.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60965.0274757841
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 164541
RA 270.743204
DEC -30.96732
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.394
HIERARCH ESO ISS PBL12 END 48.395
HIERARCH ESO ISS PBLA12 START 181.0
HIERARCH ESO ISS PBLA12 END 181.2
HIERARCH ESO ISS PBL13 START 21.499
HIERARCH ESO ISS PBL13 END 21.408
HIERARCH ESO ISS PBLA13 START 98.5
HIERARCH ESO ISS PBLA13 END 98.7
HIERARCH ESO ISS PBL14 START 77.803
HIERARCH ESO ISS PBL14 END 77.724
HIERARCH ESO ISS PBLA14 START 153.834
HIERARCH ESO ISS PBLA14 END 154.086
HIERARCH ESO ISS PBL23 START 50.309
HIERARCH ESO ISS PBL23 END 50.277
HIERARCH ESO ISS PBLA23 START 26.1
HIERARCH ESO ISS PBLA23 END 26.1
HIERARCH ESO ISS PBL24 START 41.175
HIERARCH ESO ISS PBL24 END 41.038
HIERARCH ESO ISS PBLA24 START 121.387
HIERARCH ESO ISS PBLA24 END 121.637
HIERARCH ESO ISS PBL34 START 67.902
HIERARCH ESO ISS PBL34 END 67.885
HIERARCH ESO ISS PBLA34 START 168.922
HIERARCH ESO ISS PBLA34 END 169.127
HIERARCH ESO ISS AMBI TAU0 START 0.003945
HIERARCH ESO ISS AMBI TAU0 END 0.004625
HIERARCH ESO ISS AMBI TEMP 12.94
HIERARCH ESO ISS AMBI FWHM START 1.15
HIERARCH ESO ISS AMBI FWHM END 0.98